Swift Flat Wire Assist Spring - 63.5mm (2.5") (Sold Individually) Rate:5.3 / 11.6 kg/mm has increased elongation

has increased elongation

the end result is stronger

5 and finished in Semi Matte Black

5 and 19×10

Track tested and tuned for optimum performance yet comfortable enough for a daily driver

Swift Flat Wire Assist Spring - 63.5mm (2.5") (Sold Individually) Rate:5.3 / 11.6 kg/mm has increased elongationFlat Wire Assist Spring 63. 5mm (2. 5") (Sold Individually) Like our helper springs, the assist springs are designed to be fully compressed at static height. Every one of our assist springs compress to the exact same height. This allows drivers to change assist springs without resetting the perch on the coilovers so the ride height isn't affected. Heavier rates of assist springs over helper springs are used to fine tune the rebound travel of the